CN216660561U - Transverse-pressing heat sealing device for packaging machine - Google Patents
Transverse-pressing heat sealing device for packaging machine Download PDFInfo
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- CN216660561U CN216660561U CN202123241110.1U CN202123241110U CN216660561U CN 216660561 U CN216660561 U CN 216660561U CN 202123241110 U CN202123241110 U CN 202123241110U CN 216660561 U CN216660561 U CN 216660561U
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Abstract
The utility model discloses a transverse-pressing heat sealing device for a packaging machine, which comprises a driving wheel, a connecting rod hinged at the eccentric position of the driving wheel, a mounting bottom plate in sliding sleeve connection with the connecting rod, a track guide plate connected with the mounting bottom plate, a movable plate connected with the connecting rod and capable of lifting synchronously, a mounting top plate connected with the movable plate, heat sealing knives arranged in pairs and respectively arranged on the mounting top plate and the mounting bottom plate, and a cutter arranged in the heat sealing knives and used for dividing the heat sealing surface of the heat sealing knives into two areas, wherein the mounting top plate is positioned between the movable plate and the mounting bottom plate, a track groove is arranged on the track guide plate, and a fixing piece is movably arranged in the track groove relatively to ensure that the movement directions of the mounting bottom plate and the movable plate are opposite. The transverse-pressing heat-sealing device for the packaging machine drives the heat-sealing cutter and the cutter to synchronously move with the packaging bag during working through the driving wheel, so that the packaging bag is prevented from being blocked or pulled, the stability of the equipment is high, and the efficiency and the quality of box supporting packaging are effectively improved.
Description
Technical Field
The utility model relates to the technical field of packaging machines, in particular to a transverse-pressing heat-sealing device for a packaging machine.
Background
In recent years, the packaging method of putting food in a tray box and then wrapping the food in the tray box by using a packaging film has been accepted by merchants and the general public because the freshness of the food can be maintained for a certain period of time and the integrity of the food during transportation can be maintained. Chinese patent CN201621095582.7 discloses a sealing and slitting mechanism of a prefabricated box packaging machine, which comprises a plate ironing device, a cutter device, a bearing seat plate, a die carrier guide shaft, a cylinder, a lower cylinder seat plate and a cylinder B; the ironing device is arranged at the upper part of the guide shaft of the mould frame; the cutter device is arranged on the bearing seat plate; the bearing pedestal plate is sleeved on the guide shaft of the die carrier and can lift up and down along the guide shaft of the die carrier; the cylinder is fixedly arranged at the bottom of the bearing seat plate and can push the cutter device; the lower die cylinder base plate is fixedly fixed at the lower part of the die carrier guide shaft; and the air cylinder B is arranged at the bottom of the lower die cylinder seat plate and is connected with and pushes the bearing seat plate through a cylinder joint. It can be seen that although the heat-sealing cutting device of the existing packaging machine can realize the heat-sealing and cutting-off of the packaging bag, the heat-sealing cutting device can not realize the synchronous forward action with the conveying belt in the heat-sealing cutting process, so that the problem that the conveying belt is blocked or pulled at the heat-sealing position is easily caused, or the conveying of the packaging bag needs to be stopped in the heat-sealing and cutting processes, and the production efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a transverse-pressing heat-sealing device for a packaging machine, which at least solves the problem that a heat-sealing cutting device of the existing packaging machine cannot be synchronously conveyed with a packaging bag during heat-sealing cutting and has the advantages of convenience in use and good heat-sealing effect.
(II) technical scheme
In order to solve the technical problems, the utility model provides the following technical scheme:
a transverse-pressing heat-sealing device for a packaging machine comprises
The driving wheels are at least two and are vertically arranged, and the driving wheels synchronously rotate in the same direction;
the connecting rod is vertically arranged and hinged to the eccentric position of the driving wheel, and hinged points are vertically arranged;
the mounting bottom plate is in sliding sleeve joint with the connecting rod;
the mounting top plate is in sliding sleeve joint with the connecting rod;
the movable plate is connected to the upper end of the mounting top plate, connected with the connecting rod and synchronously horizontally moved and lifted with the connecting rod;
the heat-sealing knives are arranged on the mounting top plate and the mounting bottom plate in pairs;
the cutter is used for cutting the packaging bag and arranged in the heat sealing cutter, and the heat sealing surface of the heat sealing cutter is divided into two areas by the cutter.
The installation base plate is further provided with a track guide plate, the track guide plate is connected with the installation base plate and is provided with a track groove, the middle part of the track groove is provided with an inclined section, and a fixing part is movably arranged in the track groove relatively to enable the installation base plate and the movable plate to move in the opposite direction in a lifting mode.
So set up, the orbit groove and the mounting cooperation of orbit deflector make it order about upwards and downstream by the mounting at the horizontal motion messenger, and then make mounting plate and fly leaf motion opposite direction, set up cutter and the hot sealing sword on mounting plate and mounting plate in pairs can relative motion, reach better heat-seal and cutting effect.
Further, the connecting rods are simultaneously hinged to at least two driving wheels, and the driving wheels are connected through gears to realize synchronous and equidirectional rotation.
So set up, two drive wheels are connected with the connecting rod and have been restricted the connecting rod position, guarantee that the connecting rod can vertical motion, make the action of connecting rod more steady simultaneously.
Further, the installation bottom plate is connected with a sliding seat, the sliding seat is arranged on a sliding rail in a sliding mode, and the sliding rail is perpendicular to the lifting direction of the connecting rod.
So set up, mounting plate horizontal direction moves along slide rail and wrapping bag direction of delivery, is convenient for cooperate the pressfitting heat-seal action between the heat-seal sword.
The movable plate is connected with the mounting top plate through a connecting shaft, and a spring is sleeved on the connecting shaft between the movable plate and the mounting top plate.
So set up, but relative activity and realize the buffering through the spring between fly leaf and the installation roof promote overall structure's stability.
The middle part of the heat-sealing knife is provided with a knife seam along the cutting direction of the cutter, and the cutter is movably arranged in the knife seam.
So set up, the sword seam in the heat-seal sword is convenient for the cutter action, does not interfere the heat-seal action of heat-seal sword simultaneously.
The movable plate is arranged on the base plate, the cylinder is arranged on the movable plate, the telescopic end of the cylinder is connected with the cutter, and the cutter is driven to move towards the direction of the mounting base plate.
So set up, move in the sword seam through cylinder drive cutter and realize cutting off the wrapping bag after the welding between the heat-seal cutter, move steadily high-efficient.
Further provided, the device also comprises a pressing block arranged on the movable plate.
So set up, press the piece and can press the partial gas between the support box in the wrapping bag and discharge, avoid the problem of flatulence to appear in the wrapping bag.
Further provided, the pressing block is a sponge block.
So set up, the sponge piece can reduce the damage to holding in the palm the interior article of box as pressing the briquetting, guarantees the quality of product.
Further arranged, the pressing blocks are arranged on two sides of the heat sealing knife in pairs and located at the upper end of the heat sealing station for pressing the packaging bag.
So set up, set up according to the briquetting and can extrude respectively behind the wrapping bag heat-seal one end and before the complete heat-seal, exhaust gas is more abundant, guarantees not too much gas in the support box.
(III) advantageous effects
Compared with the prior art, the transverse-pressing heat-sealing device for the packaging machine provided by the utility model has the following beneficial effects:
the transverse-pressing heat-sealing device for the packaging machine drives the connecting rod to lift through the driving wheel, when the connecting rod lifts, horizontal motion can be carried out due to the characteristic of an eccentric motion track, the movable plate is connected with the connecting rod and lifts synchronously, the mounting top plate also lifts synchronously due to the connection with the movable plate, the mounting bottom plate only moves synchronously and horizontally with the connecting rod due to the movable sleeve joint with the connecting rod, namely, the mounting bottom plate, the mounting top plate and the movable plate move along the same direction of the connecting rod in the horizontal direction, but the movable plate and the mounting top plate are close to or far away from the mounting bottom plate in the vertical direction, and the heat-sealing knife and the cutter are arranged on the mounting top plate and the mounting bottom plate in pairs; in the connecting rod motion process, the installation roof can be close to each other or keep away from relative mounting plate elevating movement, drive the closure and the opening of heat-seal sword and cutter, realize the heat-seal of wrapping bag and cut off when closed, form the opening that supplies the product to pass through when opening, the heat-seal with cut off the in-process, heat-seal sword and cutter also with the synchronous horizontal motion of installation roof and mounting plate, and this horizontal motion direction sets up to the syntropy with the direction of delivery of conveyer belt, just so avoided the wrapping bag to block up or the problem of dragging in heat-seal department, also need not to stop the transport of wrapping bag at heat-seal and cutting in-process. The transverse-pressing heat-sealing device for the packaging machine drives the heat-sealing cutter and the cutter to synchronously move with the packaging bag during working through the driving wheel, so that the packaging bag is prevented from being blocked or pulled, the overall action stability of the equipment is high, and the efficiency and the quality of the box supporting packaging are effectively improved.
Drawings
FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention;
FIG. 2 is a schematic structural diagram of the main body of the present invention;
FIG. 3 is a front view of the main body of the present invention;
FIG. 4 is a top view of the body of the present invention;
fig. 5 is a side view of the body of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, 2, 3, 4 and 5, fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention, fig. 2 is a schematic structural diagram of a main body of the present invention, fig. 3 is a front view of the main body of the present invention, fig. 4 is a top view of the main body of the present invention, and fig. 5 is a side view of the main body of the present invention.
The utility model provides a transverse-pressing heat-sealing device for a packaging machine, which comprises a driving wheel 1, a connecting rod 2, an installation bottom plate 3, a track guide plate 4, a movable plate 5, an installation top plate 6, a heat-sealing knife 7 and a cutter 8, wherein the installation bottom plate 3, the track guide plate 4, the movable plate 5, the installation top plate 6, the heat-sealing knife 7 and the cutter 8 form a main body of the transverse-pressing heat-sealing device.
Referring to fig. 1 and 2, the connecting rod 2 is hinged to the eccentric positions of two driving wheels 1 which are vertically arranged, the hinged points are also vertically arranged, the driving wheels 1 are connected through a gear 10 to realize synchronous and equidirectional rotation, the gear 10 is connected with a driving motor, the two driving wheels 1 are connected with the connecting rod 2 to limit the position of the connecting rod 2, the connecting rod 2 is ensured to vertically move, and meanwhile, the action of the connecting rod 2 is more stable; the two ends of the mounting bottom plate 3 and the mounting top plate 6 are connected with sliding bearings 9 and are in sliding connection with the connecting rod 2 through the sliding bearings 9, synchronous horizontal movement with the connecting rod 2 is achieved, and the mounting bottom plate 3 is supported through a fixing piece to limit the lowest position, which is the same as the existing mounting bottom plate; the movable plate 5 is connected with the top of the connecting rod 2 and synchronously lifted, and the mounting top plate 6 is positioned between the movable plate 5 and the mounting bottom plate 3; the mounting top plate 6 is connected with the movable plate 5 through a bolt and is buffered at the joint through a sleeve spring 11; the heat sealing knives 7 are arranged in pairs and are respectively and oppositely arranged on the mounting top plate 6 and the mounting bottom plate 3; the cutter 8 is movably arranged in the heat sealing knife 7 and divides the heat sealing surface of the heat sealing knife 7 into two areas, and the two areas are respectively used for heat sealing the front end and the rear end of the packaging bag.
According to the technical scheme, the driving wheel 1 drives the connecting rod 2 to lift, the connecting rod 2 can move horizontally due to the characteristic of eccentric motion track when lifting, the movable plate 5 is connected with the connecting rod 2 and lifts synchronously, the installation top plate 6 is connected with the movable plate 5 and lifts synchronously, the installation bottom plate 3 is movably sleeved with the connecting rod 2 and only moves horizontally synchronously with the connecting rod 2, namely, the installation bottom plate 3, the installation top plate 6 and the movable plate 5 move along with the connecting rod 2 in the same direction in the horizontal direction, but in the vertical direction, the movable plate 5 and the installation top plate 6 are close to or far away from the installation bottom plate 3, and the heat sealing cutter 7 and the cutter 8 are arranged on the installation top plate 6 and the installation bottom plate 3 in pairs; in the motion process of the connecting rod 2, the installation top plate 6 can move up and down relative to the installation bottom plate 3 and be close to or far away from each other, the closing and the opening of the heat sealing knife 7 and the cutter 8 are driven, the heat sealing and the cutting of the packaging bag are realized during the closing, an opening for the product to pass through is formed during the opening, in the heat sealing and cutting processes, the heat sealing knife 7 and the cutter 8 also move horizontally synchronously with the installation top plate 6 and the installation bottom plate 3, the horizontal movement direction and the conveying direction of the conveying belt are arranged in the same direction, the problem that the packaging bag is blocked or pulled at the heat sealing position due to continuous conveying is avoided, and the conveying of the packaging bag is not required to be stopped during the heat sealing and cutting processes.
In order to realize the opposite movement directions of the mounting bottom plate 3 and the mounting top plate 6, namely the opposite movement directions between the heat sealing cutters 7 and between the cutters 8, and achieve better heat sealing and cutting effects, the mounting bottom plate 3 is connected with a track guide plate 4 through bolts, a track groove 40 is arranged on the track guide plate 4, the track groove 40 comprises an inclined section 400, a fixing part 41 is movably arranged in the track groove 40, the fixing part 41 is fixedly arranged on a frame or other fixed objects, when the connecting rod 2 moves, the installation base plate 3 and the track guide plate 4 move along the fixing piece 41 through the track groove 40, when the installation base plate 3 and the track guide plate 4 move left and right, the fixed part 41 is guided by the inclined section 400 to move upwards and downwards respectively, and the inclined direction of the inclined section 400 is set according to the actual installation condition, so that the lifting movement direction of the installation bottom plate 3 is opposite to that of the movable plate 5 in the movement process; certainly, the track guide plate 4 or the installation bottom plate 3 can also be connected with a lifting mechanism in a driving manner, the lifting mechanism actively controls the installation bottom plate 3 to be opposite to the lifting motion of the movable plate 5 and the installation top plate 6, so that the influence of the friction force between the sliding bearing 9 and the pull rod 2 on the lifting of the installation bottom plate 3 is reduced, specifically, the lifting mechanism can be a telescopic rod 42, the main body of the telescopic rod 42 is arranged on the rack in a sliding manner along the conveying direction of the packaging bag through a sliding rail 43 so as to avoid interfering the horizontal motion of the installation bottom plate 3, the telescopic end of the telescopic rod 42 is connected with the track guide plate 4 or the installation bottom plate 3, and the telescopic rod 42 drives the installation bottom plate 3 to lift in a telescopic manner; the fixing member 41 also has a vertical limiting effect on the track guide plate 4 and the mounting base plate 3, and limits the lowest position and the highest position of the mounting base plate 3 and the distance between the heat seal cutters 7.
The mounting base plate 3 is connected with a slide seat 12, the slide seat 12 is arranged on a slide rail 13 in a sliding mode, a mounting seat of the slide rail 13 is movably sleeved on a longitudinal shaft to be capable of lifting, the slide rail 13 is perpendicular to the lifting direction of the connecting rod 2, and the mounting base plate 3 moves along the slide rail 13 and the conveying direction of the packaging bag in the horizontal direction, so that the pressing and heat sealing actions between the heat sealing cutters 7 are matched conveniently.
The middle part of the heat sealing knife 7 is provided with a knife gap 70 along the cutting direction of the knife 8, the knife 8 is movably arranged in the knife gap 70, the knife gap 70 in the heat sealing knife 7 is convenient for the movement of the knife 8, and meanwhile, the heat sealing movement of the heat sealing knife 7 is not interfered.
In order to facilitate the cutting of the welding area of the packaging bag by the cutter 8, the packaging bag cutting machine further comprises an air cylinder 14, the air cylinder 14 is mounted on the movable plate 5, the telescopic end of the air cylinder 14 is connected with the cutter 8, the cutter 8 is driven to move towards the mounting base plate 3, the cutter 8 is driven by the air cylinder 14 to act in the cutter gap 70, the packaging bag welded between the heat sealing cutters 7 is cut off, and the action is stable and efficient.
The heat sealing device also comprises a pressing block 15 arranged on the movable plate 5, and the pressing block 15 can press and discharge part of gas between the supporting boxes in the packaging bag, so that the problem of air expansion of the packaging bag is avoided; according to the preferred sponge piece of pressing block 15, the sponge piece can reduce the damage to article in the tray as pressing block 15, guarantees the quality of product, presses block 15 to set up in pairs in heat-seal sword 7 both sides, presses block 15 to set up in pairs and can extrude respectively behind the wrapping bag heat-seal one end and before the complete heat-seal, and exhaust gas is more abundant, guarantees not too much gas in the tray, avoids producing the flatulence phenomenon.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A transverse-pressing heat-sealing device for a packaging machine is characterized by comprising
The driving wheels are at least two and are vertically arranged, and the driving wheels synchronously rotate in the same direction;
the connecting rod is vertically arranged and hinged to the eccentric position of the driving wheel, and hinged points are vertically arranged;
the mounting bottom plate is in sliding sleeve joint with the connecting rod;
the mounting top plate is in sliding sleeve joint with the connecting rod;
the movable plate is connected to the upper end of the mounting top plate, and the movable plate is connected with the connecting rod and synchronously ascends and descends with the connecting rod;
the heat-sealing knives are arranged on the mounting top plate and the mounting bottom plate in pairs;
the cutter is used for cutting the packaging bag and arranged in the heat sealing cutter, and the heat sealing surface of the heat sealing cutter is divided into two areas by the cutter.
2. The cross-press heat-seal device for the packaging machine as claimed in claim 1, further comprising a track guide plate connected to the mounting base plate and provided with a track groove, wherein an inclined section is provided in the middle of the track groove, and a fixing member is movably provided in the track groove.
3. The cross-press heat-seal device for the packaging machine as claimed in claim 1, wherein the driving wheels are connected through gears to realize synchronous and same-direction rotation.
4. The cross heat-sealing device for packaging machine as claimed in claim 1, wherein said mounting plate is connected to a slide carriage, said slide carriage is slidably disposed on a slide rail, said slide rail is perpendicular to the lifting direction of said connecting rod.
5. The transverse-pressing heat-sealing device for the packaging machine as claimed in claim 1, wherein the movable plate is connected with the top mounting plate through a connecting shaft, and the connecting shaft is provided with a spring between the movable plate and the top mounting plate.
6. The transverse pressing heat-sealing device for the packaging machine as claimed in claim 1, wherein a knife seam is arranged in the middle of the heat-sealing knife along the cutting direction of the cutting knife, and the cutting knife is movably arranged in the knife seam.
7. The transverse heat sealing device for the packaging machine as claimed in claim 6, further comprising a cylinder, wherein the cylinder is mounted on the movable plate and the telescopic end of the cylinder is connected with the cutter to drive the cutter to move towards the mounting base plate.
8. The transverse pressing heat sealing device for the packaging machine as claimed in claim 1, further comprising pressing blocks arranged on the movable plate, wherein the pressing blocks are arranged in pairs on two sides of the heat sealing knife and located at the upper end of the heat sealing station for pressing the packaging bag.
9. The transverse pressing and heat sealing device for the packaging machine as claimed in claim 8, wherein the pressing block is a sponge block.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023245282 | 2020-12-29 | ||
| CN2020232452821 | 2020-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216660561U true CN216660561U (en) | 2022-06-03 |
Family
ID=81797632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123241110.1U Active CN216660561U (en) | 2020-12-29 | 2021-12-22 | Transverse-pressing heat sealing device for packaging machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216660561U (en) |
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2021
- 2021-12-22 CN CN202123241110.1U patent/CN216660561U/en active Active
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